4-Methyltetrahydro-2H-pyran C6H12O structure – Flashcards

Flashcard maker : Clarence Louder

Molecular Formula C6H12O
Average mass 100.159 Da
Density 0.9±0.1 g/cm3
Boiling Point 107.3±8.0 °C at 760 mmHg
Flash Point 11.0±15.3 °C
Molar Refractivity 29.4±0.3 cm3
Polarizability 11.6±0.5 10-24cm3
Surface Tension 25.6±3.0 dyne/cm
Molar Volume 117.5±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Miscellaneous
    • Safety:

      26-37-60 Alfa Aesar
      [H34026]
      36/37/38 Alfa Aesar
      [H34026]
  • Gas Chromatography
    • Retention Index (Normal Alkane):

      759 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 4717968; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Farkas, O.; Heberger, K.; Zenkevich, I.G., Quantitative structure-retention relationships. XIV. Prediction of gas chromatographic retention indices for saturated O-, N-, and S-heterocyclic compounds, Chemom. Intell. Lab. Syst., 72, 2004, 173-184.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module

Density: 0.9±0.1 g/cm3
Boiling Point: 107.3±8.0 °C at 760 mmHg
Vapour Pressure: 31.8±0.2 mmHg at 25°C
Enthalpy of Vaporization: 33.2±3.0 kJ/mol
Flash Point: 11.0±15.3 °C
Index of Refraction: 1.414
Molar Refractivity: 29.4±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 1.38
ACD/LogD (pH 5.5): 1.33
ACD/BCF (pH 5.5): 6.03
ACD/KOC (pH 5.5): 125.86
ACD/LogD (pH 7.4): 1.33
ACD/BCF (pH 7.4): 6.03
ACD/KOC (pH 7.4): 125.86
Polar Surface Area: 9 Å2
Polarizability: 11.6±0.5 10-24cm3
Surface Tension: 25.6±3.0 dyne/cm
Molar Volume: 117.5±3.0 cm3

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™

 
 Log Octanol-Water Partition Coef (SRC):
 Log Kow (KOWWIN v1.67 estimate) = 1.85

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 113.21 (Adapted Stein & Brown method)
 Melting Pt (deg C): -64.69 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 25 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 3101
 log Kow used: 1.85 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 22459 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.49E-004 atm-m3/mole
 Group Method: 2.50E-004 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 1.062E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.85 (KowWin est)
 Log Kaw used: -2.215 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 4.065
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.3525
 Biowin2 (Non-Linear Model) : 0.1367
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9692 (weeks )
 Biowin4 (Primary Survey Model) : 3.6935 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.5074
 Biowin6 (MITI Non-Linear Model): 0.5898
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.0587
 Ready Biodegradability Prediction: YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
 Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 3.13E+003 Pa (23.5 mm Hg)
 Log Koa (Koawin est ): 4.065
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 9.57E-010 
 Octanol/air (Koa) model: 2.85E-009 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 3.46E-008 
 Mackay model : 7.66E-008 
 Octanol/air (Koa) model: 2.28E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 25.1596 E-12 cm3/molecule-sec
 Half-Life = 0.425 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 5.101 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 5.56E-008 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 14.58
 Log Koc: 1.164 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
 Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
 Log BCF from regression-based method = 0.721 (BCF = 5.261)
 log Kow used: 1.85 (estimated)

 Volatilization from Water:
 Henry LC: 0.000149 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 4.954 hours
 Half-Life from Model Lake : 138 hours (5.748 days)

 Removal In Wastewater Treatment:
 Total removal: 8.89 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.92 percent
 Total to Air: 6.88 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 2.45 10.2 1000 
 Water 34.6 360 1000 
 Soil 62.8 720 1000 
 Sediment 0.105 3.24e+003 0 
 Persistence Time: 284 hr




 

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